| Attribute | Type | Defined By |
|---|
| GlobalId | IfcGloballyUniqueId (STRING) | IfcRoot |
| OwnerHistory | IfcOwnerHistory (ENTITY) | IfcRoot |
| Name | IfcLabel (STRING) | IfcRoot |
| Description | IfcText (STRING) | IfcRoot |
| PropertySource | IfcPropertySourceEnum (ENUM) | IfcFluidFlowProperties |
| FlowConditionTimeSeries | IfcTimeSeries (ENTITY) | IfcFluidFlowProperties |
| VelocityTimeSeries | IfcTimeSeries (ENTITY) | IfcFluidFlowProperties |
| FlowrateTimeSeries | IfcTimeSeries (ENTITY) | IfcFluidFlowProperties |
| Fluid | IfcMaterial (ENTITY) | IfcFluidFlowProperties |
| PressureTimeSeries | IfcTimeSeries (ENTITY) | IfcFluidFlowProperties |
| UserDefinedPropertySource | IfcLabel (STRING) | IfcFluidFlowProperties |
| TemperatureSingleValue | IfcThermodynamicTemperatureMeasure (REAL) | IfcFluidFlowProperties |
| WetBulbTemperatureSingleValue | IfcThermodynamicTemperatureMeasure (REAL) | IfcFluidFlowProperties |
| WetBulbTemperatureTimeSeries | IfcTimeSeries (ENTITY) | IfcFluidFlowProperties |
| TemperatureTimeSeries | IfcTimeSeries (ENTITY) | IfcFluidFlowProperties |
| FlowrateSingleValue | IfcDerivedMeasureValue (SELECT) | IfcFluidFlowProperties |
| FlowConditionSingleValue | IfcPositiveRatioMeasure (REAL) | IfcFluidFlowProperties |
| VelocitySingleValue | IfcLinearVelocityMeasure (REAL) | IfcFluidFlowProperties |
| PressureSingleValue | IfcPressureMeasure (REAL) | IfcFluidFlowProperties |